my #SDFF plans may have been thwarted by downloading Knuth's AOCP for the first time this morning, which I havent been able to put down
@rml I usually recommend The Art of Computer Programming to people asking for a rich resource for combinatorics problems, which sounds weird to them at first, but most of them are quite satisfied after trying it.
@omidmnz it's definitely fun (and addictive) to learn algorithms and data structures at such a low level.